Get to know OpenSearch 3.9
September 29, 2026
OpenSearch 3.9 accelerates vector search with a native neural sparse engine and new compression options, brings alerts, anomalies, and forecasts into one unified view, and protects clusters with adaptive concurrency limits and index-level search pruning. The release also advances the OpenSearch Observability Stack with redesigned trace details, reusable PromQL dashboards, and no-code alert rules.
Interested in contributing to the OpenSearch blog?
Review our blog guidelines for community members before submitting.
Get started
Showing 7 of 480 posts
Search modernization with OpenSearch: From Vector Search to Agentic AI
March 13, 2026
At the Linux Foundation Member Summit 2026 in Napa, CA, I had the pleasure of sitting down with James McIntyre, my colleague and chair of the Marketing Outreach Committee for the OpenSearch Software Foundation, for a fireside chat on search modernization and the role of the OpenSearch community in the era of agentic AI.
So you want better OpenSearch documentation?
June 18, 2024
Charlie Hull and I, Eric Pugh, from OpenSource Connections, had the opportunity during the “Unconference” portion of OpenSearchCon Europe 2024 to talk about the current state of the OpenSearch documentation and get some feedback from...
Discussing open-source innovation at Open Source Summit North America
April 18, 2024
This week I had the honor of speaking about OpenSearch at Open Source Summit North America, organized by the Linux Foundation. This annual conference brings together open-source technologists, business leaders, academics, and...
OpenSearchCon Europe speakers and sessions are live!
April 17, 2024
Following an overwhelming response to our call for presentations, the speakers and sessions for OpenSearchCon Europe have been selected. We’re delighted to present 22 sessions covering timely topics related to search, observability, security, operations,...
OpenSearch Sessions at re:Invent
November 24, 2023
With re:Invent right around the corner, I want to share a few of the OpenSearch sessions that are going to be particularly interesting. Some sessions pertain to open-source OpenSearch or...
OpenSearchCon 2023 speakers, sessions, and more
August 22, 2023
Last year’s first-ever OpenSearchCon was a smashing success (you can find videos of the talks here if you’re interested). This year’s conference promises to be bigger and even better. The response to...
Early November Community Meeting
October 26, 2020
This post was imported from the Open Distro For Elasticsearch blog, a predecessor project of OpenSearch. Information reflected in this post may not be current or accurate. We’ve got a jam-packed agenda...
